Imaging topologically protected transport with quantum degenerate gases

Brian Dellabetta,1,2 Taylor L. Hughes,3 Matthew J. Gilbert,1,2 and Benjamin L. Lev4 1Department of Electrical and Computer Engineering, University of Illinois, Urbana, Illinois 61801, USA 2Micro and Nanotechnology Laboratory, University of Illinois, Urbana, Illinois 61801, USA 3Department of Physics, University of Illinois, Urbana, Illinois 61801, USA 4Departments of Applied Physics and Physics and Ginzton Laboratory, Stanford University, Stanford, California 94305, USA (Received 31 January 2012; revised manuscript received 30 April 2012; published 24 May 2012)